/* ============================================================
   EDUAIATLAS — modern academic-startup hybrid
   Palette: deep blue + warm gold, card-based, type-coded.
   Author notes: mobile-first, accessible, dark-mode aware.
============================================================ */

/* --- Tokens ------------------------------------------------ */
:root {
  --blue-50:  #eff6ff;
  --blue-100: #dbeafe;
  --blue-500: #3b82f6;
  --blue-600: #2563eb;
  --blue-700: #1d4ed8;
  --blue-800: #1e40af;
  --blue-900: #1e3a8a;
  --blue-950: #172554;

  --gold-100: #fef3c7;
  --gold-300: #fcd34d;
  --gold-400: #fbbf24;
  --gold-500: #f59e0b;
  --gold-600: #d97706;
  --gold-700: #b45309;

  --slate-50:  #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;

  --bg:          var(--slate-50);
  --bg-elevated: #ffffff;
  --surface:     #ffffff;
  --border:      var(--slate-200);
  --border-soft: #eef2f7;
  --text:        var(--slate-900);
  --text-muted:  var(--slate-500);
  --primary:     var(--blue-900);
  --primary-hover: var(--blue-800);
  --accent:      var(--gold-500);
  --accent-hover:var(--gold-600);

  --shadow-sm: 0 1px 2px rgba(15,23,42,.06);
  --shadow:    0 4px 14px -6px rgba(15,23,42,.15), 0 1px 3px rgba(15,23,42,.06);
  --shadow-md: 0 10px 30px -10px rgba(15,23,42,.25), 0 2px 6px rgba(15,23,42,.08);

  --radius: 14px;
  --radius-sm: 10px;
  --radius-xs: 6px;

  --container: 1200px;
  --gutter: clamp(1rem, 3vw, 2rem);

  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --transition: 180ms cubic-bezier(.2,.7,.2,1);
}

[data-theme="dark"] {
  --bg:          #0b1220;
  --bg-elevated: #101a31;
  --surface:     #0f1a31;
  --border:      #1f2b44;
  --border-soft: #17233d;
  --text:        #e6eaf2;
  --text-muted:  #9aa6bd;
  --primary:     #93c5fd;
  --primary-hover: #bfdbfe;
  --accent:      #fbbf24;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.4);
  --shadow:    0 6px 18px -8px rgba(0,0,0,.6), 0 1px 2px rgba(0,0,0,.4);
  --shadow-md: 0 16px 40px -14px rgba(0,0,0,.7), 0 2px 8px rgba(0,0,0,.4);
}

/* --- Reset-ish --------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1,h2,h3,h4 { color: var(--text); line-height: 1.25; margin: 0 0 .5em; }
p  { margin: 0 0 1em; }
hr { border: 0; border-top: 1px solid var(--border); margin: 2rem 0; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }
.muted { color: var(--text-muted); }
.sr-only { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.skip-link { position: absolute; top: -40px; left: 8px; background: var(--primary); color: #fff; padding: 8px 12px; border-radius: 6px; z-index: 100; }
.skip-link:focus { top: 8px; }

:focus-visible { outline: 3px solid var(--gold-400); outline-offset: 2px; border-radius: 4px; }

/* --- Buttons ----------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .55rem 1rem; border-radius: 999px;
  font-weight: 600; font-size: .9rem;
  border: 1px solid transparent; cursor: pointer;
  transition: background var(--transition), border-color var(--transition), color var(--transition), transform var(--transition);
  white-space: nowrap;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-accent { background: var(--accent); color: #1a1a1a; }
.btn-accent:hover { background: var(--accent-hover); color: #fff; }
.btn-ghost  { background: transparent; color: var(--text); border-color: var(--border); }
.btn-ghost:hover { background: var(--border-soft); }
.btn-danger { background: #dc2626; color: #fff; }
.btn-danger:hover { background: #b91c1c; }
.btn-sm { padding: .35rem .7rem; font-size: .8rem; }
.btn-block { width: 100%; justify-content: center; }

/* --- Header ------------------------------------------------ */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--bg-elevated);                                 /* fallback for Safari < 16.2 */
  background: color-mix(in oklab, var(--bg-elevated) 92%, transparent);
  -webkit-backdrop-filter: saturate(150%) blur(8px);
  backdrop-filter: saturate(150%) blur(8px);
  border-bottom: 1px solid var(--border-soft);
}
.nav-row { display: flex; align-items: center; gap: 1rem; min-height: 68px; }
.brand { display: inline-flex; align-items: center; gap: .7rem; color: var(--text); }
.brand:hover { text-decoration: none; }
.brand-mark { display: inline-flex; }
.brand-text { display: inline-flex; flex-direction: column; line-height: 1.1; }
.brand-name { font-weight: 800; letter-spacing: .02em; }
.brand-name span { color: var(--accent); }
.brand-tag { font-size: .72rem; color: var(--text-muted); letter-spacing: .03em; text-transform: uppercase; }

.primary-nav {
  margin-left: auto; display: flex; align-items: center; gap: 1.25rem;
}
.primary-nav a { color: var(--text); font-weight: 500; padding: .4rem .1rem; position: relative; }
.primary-nav a:hover { color: var(--primary); text-decoration: none; }
.primary-nav a.nav-cta {
  background: var(--accent); color: #1a1a1a;
  padding: .5rem 1rem; border-radius: 999px; font-weight: 700;
}
.primary-nav a.nav-cta:hover { background: var(--accent-hover); color: #fff; }

.theme-toggle {
  background: transparent; border: 1px solid var(--border);
  color: var(--text); padding: .45rem; border-radius: 999px;
  display: inline-flex; align-items: center; justify-content: center; cursor: pointer;
  transition: background var(--transition);
}
.theme-toggle:hover { background: var(--border-soft); }
.theme-toggle .icon-moon { display: none; }
[data-theme="dark"] .theme-toggle .icon-sun { display: none; }
[data-theme="dark"] .theme-toggle .icon-moon { display: block; }

.nav-toggle {
  display: none; margin-left: auto; background: transparent; border: 0; padding: .4rem;
  cursor: pointer; width: 40px; height: 40px;
}
.nav-toggle span {
  display: block; width: 24px; height: 2px; background: var(--text); margin: 5px auto; border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 820px) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .primary-nav {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border);
    padding: 1rem var(--gutter);
    gap: .25rem;
    max-height: 0; overflow: hidden;
    transition: max-height var(--transition);
  }
  .primary-nav.is-open { max-height: 80vh; }
  .primary-nav a { padding: .8rem .25rem; border-bottom: 1px solid var(--border-soft); }
  .primary-nav a.nav-cta { margin-top: .5rem; text-align: center; }
}

/* --- Hero -------------------------------------------------- */
.hero {
  position: relative;
  background:
    radial-gradient(1200px 500px at 85% -10%, rgba(245,158,11,.18), transparent 60%),
    radial-gradient(900px 500px at -10% 10%, rgba(30,58,138,.28), transparent 60%),
    linear-gradient(180deg, var(--blue-900), var(--blue-950));
  color: #fff;
  padding: clamp(2.5rem, 7vw, 5rem) 0 clamp(3rem, 8vw, 6rem);
  overflow: hidden;
}
.hero h1 { color: #fff; font-size: clamp(2rem, 4.5vw, 3.2rem); font-weight: 800; letter-spacing: -.01em; margin-bottom: .35em; }
.hero h1 span.accent { color: var(--gold-400); }
.hero p.lede { color: #cbd8f5; font-size: clamp(1rem, 1.6vw, 1.15rem); max-width: 680px; margin-bottom: 1.75rem; }

.hero-search {
  display: flex; gap: .5rem; max-width: 680px; background: #fff; padding: .4rem;
  border-radius: 14px; box-shadow: var(--shadow-md);
}
.hero-search input {
  flex: 1; border: 0; padding: .9rem 1rem; font-size: 1rem; background: transparent; color: #0f172a;
  border-radius: 10px;
}
.hero-search input:focus { outline: none; box-shadow: inset 0 0 0 2px var(--gold-300); }
.hero-stats {
  display: flex; gap: 1.75rem; margin-top: 1.75rem; flex-wrap: wrap;
}
.hero-stats div { color: #cbd8f5; }
.hero-stats strong { color: #fff; font-size: 1.4rem; font-weight: 800; display: block; }

/* Slim hero for homepage: single short strip, no search (search lives in toolbar) */
.hero-slim {
  padding: clamp(1rem, 2.5vw, 1.75rem) 0 clamp(1rem, 2.5vw, 1.5rem);
}
.hero-slim h1 {
  font-size: clamp(1.35rem, 2.4vw, 1.85rem);
  margin-bottom: .2em;
}
.hero-slim .lede {
  font-size: clamp(.9rem, 1.1vw, 1rem);
  margin: 0;
  max-width: 720px;
}
.hero-slim .lede strong { color: #fff; }
.hero-slim-row { display: block; }

/* Hide longer brand tagline on very small screens so it doesn't wrap into a mess */
@media (max-width: 560px) {
  .brand-tag { display: none; }
}
.brand-tag { max-width: 32ch; }

/* Compact CTA section */
.submit-cta {
  background: linear-gradient(180deg, var(--blue-900), var(--blue-950)); color: #fff;
  padding-block: clamp(2rem, 4vw, 3rem);
}
.submit-cta h2 { font-size: clamp(1.2rem, 2vw, 1.55rem); }
.submit-cta .btn-ghost {
  color: #fff;
  border-color: rgba(255,255,255,.3);
  background: rgba(255,255,255,.08);
}
.submit-cta .btn-ghost:hover {
  background: rgba(255,255,255,.16);
  border-color: rgba(255,255,255,.5);
  color: #fff;
}

/* -------------------------------------------------------------
   Directory section (homepage): filter toolbar + dropdown + grid
------------------------------------------------------------- */
.directory-section {
  padding: clamp(1rem, 2vw, 1.5rem) 0 clamp(2rem, 4vw, 3rem);
}

.filter-toolbar {
  display: flex; flex-wrap: wrap; align-items: center; gap: .6rem;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 14px; padding: .55rem .7rem;
  margin-bottom: .9rem;
  box-shadow: var(--shadow-sm);
}
.filter-toolbar-search {
  display: flex; align-items: center; gap: .5rem;
  flex: 1 1 220px; min-width: 160px;
  background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: 10px; padding: .35rem .7rem;
}
.filter-toolbar-search svg { color: var(--text-muted); flex-shrink: 0; }
.filter-toolbar-search input {
  border: 0; background: transparent; color: var(--text); font-size: .95rem;
  padding: .25rem 0; width: 100%; outline: none;
}

.filter-toolbar-sort {
  display: inline-flex; align-items: center; gap: .4rem;
}
.filter-toolbar-sort .sort-select { padding: .45rem .7rem; font-size: .9rem; }

.filter-toolbar .results-count {
  margin-left: auto; font-size: .85rem; color: var(--text-muted);
}

.filter-btn {
  display: inline-flex; align-items: center; gap: .4rem; border-radius: 10px;
  padding: .5rem .85rem;
}
.filter-btn .chev { transition: transform var(--transition); }
.filter-btn[aria-expanded="true"] .chev { transform: rotate(180deg); }
.filter-btn .filter-count {
  background: var(--accent); color: #1a1a1a; font-size: .72rem; font-weight: 800;
  border-radius: 999px; padding: .05rem .45rem; line-height: 1.4;
}
.filter-btn[aria-expanded="true"] { background: var(--border-soft); }

.filter-dropdown-wrap { position: relative; }

.filter-dropdown {
  position: absolute; top: calc(100% + .5rem); left: 0;
  width: min(720px, calc(100vw - 2rem));
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 14px; box-shadow: var(--shadow-md);
  padding: 1rem 1rem .75rem; z-index: 40;
}
.filter-dropdown[hidden] { display: none; }
.filter-dropdown-grid {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}
.filter-dropdown h3 {
  margin: 0 0 .5rem; font-size: .72rem; text-transform: uppercase;
  letter-spacing: .08em; color: var(--text-muted);
}
.filter-dropdown .filter-group { max-height: 260px; overflow: auto; padding-right: .25rem; }
.filter-dropdown-footer {
  display: flex; justify-content: space-between; gap: .5rem;
  margin-top: .85rem; padding-top: .75rem; border-top: 1px solid var(--border-soft);
}

@media (max-width: 720px) {
  .filter-dropdown { left: auto; right: 0; width: min(92vw, 360px); }
  .filter-dropdown-grid { grid-template-columns: 1fr; gap: 1rem; }
  .filter-dropdown .filter-group { max-height: 200px; }
}
@media (max-width: 520px) {
  .filter-toolbar { flex-direction: column; align-items: stretch; }
  .filter-toolbar-search { flex: 1; }
  .filter-toolbar-sort { justify-content: flex-end; }
  .filter-toolbar .results-count { margin-left: 0; text-align: right; }
  .filter-dropdown {
    position: fixed; top: 72px; left: 50%; transform: translateX(-50%);
    width: calc(100vw - 1.5rem); max-height: calc(100vh - 100px); overflow: auto;
  }
}

/* --- Section headers -------------------------------------- */
.section { padding: clamp(2rem, 5vw, 3.5rem) 0; }
.section-title { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-bottom: 1.25rem; flex-wrap: wrap; }
.section-title h2 { font-size: clamp(1.3rem, 2vw, 1.75rem); margin: 0; }
.section-title a.more { color: var(--primary); font-weight: 600; font-size: .95rem; }

/* --- Card grid --------------------------------------------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.25rem;
}
.card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 4px solid var(--card-accent, var(--primary));
  border-radius: var(--radius);
  padding: 1.1rem 1.1rem 1rem;
  display: flex; flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  box-shadow: var(--shadow-sm);
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.card[data-featured="1"] {
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(254, 243, 199, .6), var(--surface) 40%);  /* Safari < 16.2 fallback */
  background: linear-gradient(180deg, color-mix(in oklab, var(--gold-100) 60%, transparent), var(--surface) 40%);
}
[data-theme="dark"] .card[data-featured="1"] {
  background: var(--surface);                                                          /* Safari < 16.2 fallback */
  background: linear-gradient(180deg, color-mix(in oklab, var(--card-accent) 15%, var(--surface)) 0%, var(--surface) 55%);
}

.card-head {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  align-items: center; gap: .7rem;
  margin-bottom: .7rem;
}
.card-logo {
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--border-soft);
  display: grid; place-items: center;
  overflow: hidden;
}
.card-logo img { width: 28px; height: 28px; object-fit: contain; }
.card-head-meta { display: flex; flex-wrap: wrap; gap: .35rem; align-items: center; }

.card-title { font-size: 1.05rem; font-weight: 700; margin: 0 0 .35rem; line-height: 1.3; }
.card-title a { color: var(--text); }
.card-title a:hover { color: var(--primary); text-decoration: none; }

.card-event {
  display: inline-flex; align-items: center; gap: .35rem;
  font-size: .82rem; color: var(--text-muted); margin: 0 0 .5rem;
}
.card-desc {
  font-size: .92rem; color: var(--text-muted); margin: 0 0 1rem;
  display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden;
}
.card-foot {
  margin-top: auto;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: .6rem;
}
.card-pills { display: flex; flex-wrap: wrap; gap: .3rem; }
.card-actions { display: flex; gap: .4rem; }

/* Pills */
.pill {
  display: inline-flex; align-items: center; gap: .25rem;
  font-size: .72rem; font-weight: 700; letter-spacing: .02em;
  padding: .18rem .55rem; border-radius: 999px; color: #fff;
  background: var(--slate-500);
  text-transform: uppercase;
}
.pill-featured { background: var(--gold-500); color: #1a1a1a; }
.pill-sponsor {
  background: transparent;
  color: var(--text-muted);
  border: 1px dashed var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .04em;
  font-size: .68rem;
}
[data-theme="dark"] .pill-sponsor { color: #cbd5e1; border-color: #94a3b8; }
.pill-ferpa    { background: #0ea5e9; }
.pill-mou      { background: #10b981; }
.pill-cost     { background: var(--slate-600); }
.pill-cost.pill-free { background: #059669; }
.pill-cost.pill-unknown { background: var(--slate-400); color: #1a1a1a; }
.pill.type-pill { background: var(--card-accent, var(--primary)); }

/* Tag pills (audience/cross-cutting) — outlined style to differ from solid type pills */
.pill-tag {
  background: transparent;
  color: var(--tag-color, var(--primary));
  border: 1px solid var(--tag-color, var(--primary));
  text-transform: none;
  letter-spacing: .01em;
  font-weight: 600;
}
[data-theme="dark"] .pill-tag {
  color: #fff;
  background: color-mix(in oklab, var(--tag-color, var(--primary)) 30%, transparent);
  border-color: var(--tag-color, var(--primary));
}

/* Favorite button */
.fav-btn {
  background: transparent; border: 1px solid var(--border); color: var(--text-muted);
  width: 32px; height: 32px; border-radius: 999px; display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer; transition: color var(--transition), border-color var(--transition), background var(--transition);
}
.fav-btn:hover { color: var(--gold-600); border-color: var(--gold-400); background: var(--gold-100); }
.fav-btn.is-fav { color: #fff; background: var(--gold-500); border-color: var(--gold-500); }
.fav-btn.is-fav svg path { fill: #fff; stroke: #fff; }

/* --- Resources page layout --------------------------------- */
.page-head {
  padding: clamp(1.5rem, 4vw, 2.5rem) 0 .5rem;
}
.page-head h1 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin: 0 0 .25rem; }
.page-head p  { color: var(--text-muted); margin: 0; }

.resources-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 1.75rem;
  align-items: flex-start;
  padding-bottom: 3rem;
}
@media (max-width: 900px) {
  .resources-layout { grid-template-columns: 1fr; }
}

.filter-panel {
  position: sticky; top: 80px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  max-height: calc(100vh - 100px);
  overflow: auto;
}
.filter-panel h3 { font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; color: var(--text-muted); margin: 1rem 0 .5rem; }
.filter-panel h3:first-child { margin-top: 0; }
.filter-group { display: flex; flex-direction: column; gap: .25rem; }
.filter-group label {
  display: flex; align-items: center; gap: .5rem;
  font-size: .92rem; padding: .3rem .3rem; border-radius: 6px; cursor: pointer;
}
.filter-group label:hover { background: var(--border-soft); }
.filter-group input[type="checkbox"] { accent-color: var(--primary); }
.filter-group .count { margin-left: auto; color: var(--text-muted); font-size: .78rem; }

.filter-search {
  display: flex; gap: .5rem; align-items: center;
  border: 1px solid var(--border); border-radius: 10px; padding: .4rem .7rem;
  background: var(--bg-elevated);
}
.filter-search input { border: 0; flex: 1; padding: .3rem 0; background: transparent; color: var(--text); font-size: .95rem; outline: none; }

/* Mobile drawer */
.filter-drawer-toggle {
  display: none; width: 100%; justify-content: center;
}
@media (max-width: 900px) {
  .filter-drawer-toggle { display: inline-flex; margin-bottom: 1rem; }
  .filter-panel {
    position: fixed; top: 0; left: 0; bottom: 0;
    width: min(360px, 92vw); max-height: 100vh; z-index: 60;
    border-radius: 0; transform: translateX(-100%);
    transition: transform var(--transition);
    box-shadow: var(--shadow-md);
  }
  .filter-panel.is-open { transform: translateX(0); }
  .filter-panel .close-panel {
    position: absolute; top: .5rem; right: .5rem;
    background: transparent; border: 1px solid var(--border); border-radius: 999px;
    width: 32px; height: 32px; cursor: pointer; color: var(--text);
  }
  .filter-backdrop {
    position: fixed; inset: 0; background: rgba(15,23,42,.55); opacity: 0; visibility: hidden;
    transition: opacity var(--transition); z-index: 55;
  }
  .filter-backdrop.is-open { opacity: 1; visibility: visible; }
}

/* Results toolbar */
.results-toolbar {
  display: flex; flex-wrap: wrap; gap: .75rem; justify-content: space-between; align-items: center;
  margin-bottom: 1rem;
}
.results-count { color: var(--text-muted); font-size: .92rem; }
.sort-select {
  background: var(--bg-elevated); border: 1px solid var(--border); color: var(--text);
  padding: .5rem .8rem; border-radius: 10px; font-size: .9rem;
}
.chips-row { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: 1rem; }
.chip {
  display: inline-flex; align-items: center; gap: .35rem;
  background: var(--border-soft); color: var(--text); padding: .25rem .6rem;
  border-radius: 999px; font-size: .8rem;
  border: 1px solid var(--border);
}
.chip button { background: transparent; border: 0; cursor: pointer; color: var(--text-muted); font-size: 1.05rem; line-height: 1; padding: 0 .1rem; }
.chip button:hover { color: #dc2626; }
.chip.clear-all { background: transparent; color: var(--primary); border-style: dashed; cursor: pointer; }

/* Empty state */
.empty {
  padding: 3rem 1rem; text-align: center; color: var(--text-muted);
  border: 2px dashed var(--border); border-radius: var(--radius);
}

/* --- Resource detail -------------------------------------- */
.resource-hero {
  background: linear-gradient(180deg, var(--bg-elevated), transparent);
  border-bottom: 1px solid var(--border-soft);
  padding: clamp(1.5rem, 4vw, 2.5rem) 0 clamp(1rem, 3vw, 2rem);
}
.breadcrumb { font-size: .85rem; color: var(--text-muted); margin-bottom: .75rem; }
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--primary); }
.resource-hero h1 { font-size: clamp(1.6rem, 3vw, 2.4rem); margin: .25rem 0; }
.resource-hero-meta { display: flex; gap: .4rem; flex-wrap: wrap; margin-bottom: 1rem; }
.resource-hero-actions { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1rem; }

.resource-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 2rem;
  padding: 2rem 0;
}
@media (max-width: 900px) { .resource-body { grid-template-columns: 1fr; } }
.resource-body article p { line-height: 1.75; }
.resource-body article .logo-lg {
  width: 80px; height: 80px; border-radius: 16px; background: var(--surface);
  border: 1px solid var(--border); display: grid; place-items: center; overflow: hidden; margin-bottom: 1rem;
}
.resource-body article .logo-lg img { width: 56px; height: 56px; object-fit: contain; }

.resource-sidebar {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.1rem; align-self: flex-start; position: sticky; top: 80px;
}
.resource-sidebar dl { display: grid; grid-template-columns: max-content 1fr; gap: .5rem 1rem; margin: 0; font-size: .92rem; }
.resource-sidebar dt { color: var(--text-muted); }
.resource-sidebar dd { margin: 0; }

/* --- Related resources ------------------------------------ */
.related-title {
  margin-top: 3.5rem;
  padding-top: 2rem;
  margin-bottom: 1.25rem;
  font-size: 1.25rem;
  font-weight: 700;
  border-top: 1px solid var(--border);
  position: relative;
}
.related-title::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 48px;
  height: 3px;
  background: var(--accent);
  border-radius: 3px;
}

/* --- News -------------------------------------------------- */
.news-list { display: grid; gap: 1rem; }
.news-item {
  display: grid; grid-template-columns: 140px minmax(0,1fr); gap: 1rem;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem;
  transition: box-shadow var(--transition);
}
.news-item:hover { box-shadow: var(--shadow); }
.news-item .thumb { width: 100%; aspect-ratio: 4/3; background: var(--border-soft); border-radius: 10px; overflow: hidden; }
.news-item .thumb img { width: 100%; height: 100%; object-fit: cover; }
.news-item h3 { margin: 0; font-size: 1.1rem; }
.news-item h3 a { color: var(--text); }
.news-item h3 a:hover { color: var(--primary); }
.news-item .meta { font-size: .8rem; color: var(--text-muted); margin: .2rem 0 .4rem; }
.news-item p { margin: 0; color: var(--text-muted); }
@media (max-width: 640px) {
  .news-item { grid-template-columns: 1fr; }
  .news-item .thumb { aspect-ratio: 16/9; }
}

.news-article { max-width: 780px; margin: 0 auto; padding: 2rem 0; }
.news-article img, .news-article video, .news-article iframe {
  width: 100%; height: auto; border-radius: 12px; margin: 1rem 0;
}

/* -------------------------------------------------------------
   Admin forms — full-width inputs, proper spacing, field grouping
------------------------------------------------------------- */
.admin-form { display: grid; gap: 1.25rem; }
.admin-form > * { min-width: 0; }
.admin-form label {
  display: block; font-weight: 600; font-size: .9rem;
  margin-bottom: .4rem; color: var(--text);
}
.admin-form label .muted { font-weight: 400; color: var(--text-muted); font-size: .82rem; }
.admin-form input[type="text"],
.admin-form input[type="email"],
.admin-form input[type="url"],
.admin-form input[type="tel"],
.admin-form input[type="date"],
.admin-form input[type="number"],
.admin-form input[type="password"],
.admin-form input[type="color"],
.admin-form select,
.admin-form textarea {
  width: 100%;
  padding: .7rem .9rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-elevated);
  color: var(--text);
  font-size: .95rem;
  font-family: inherit;
  line-height: 1.5;
  transition: border-color var(--transition), box-shadow var(--transition);
  box-sizing: border-box;
}
.admin-form input[type="color"] { height: 44px; padding: .25rem; cursor: pointer; }
.admin-form input:focus,
.admin-form select:focus,
.admin-form textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(30, 58, 138, .18);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--primary) 20%, transparent);
}
.admin-form textarea { min-height: 120px; resize: vertical; }
.admin-form .row {
  display: grid; gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.admin-form .row-2 { display: grid; grid-template-columns: 2fr 1fr; gap: 1rem; }
.admin-form .row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 1rem; }
@media (max-width: 700px) {
  .admin-form .row-2, .admin-form .row-3 { grid-template-columns: 1fr; }
}
.admin-form fieldset {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
  margin: 0;
  display: grid; gap: 1rem;
  background: var(--bg);
}
.admin-form legend {
  padding: 0 .5rem;
  font-weight: 700; font-size: .8rem;
  text-transform: uppercase; letter-spacing: .06em;
  color: var(--text);
}
.admin-form legend .muted {
  font-weight: 400; color: var(--text-muted);
  text-transform: none; letter-spacing: 0; font-size: .82rem;
  margin-left: .4rem;
}
.admin-form .helper { font-size: .82rem; color: var(--text-muted); margin-top: .3rem; }
.admin-form .form-actions {
  display: flex; justify-content: space-between; align-items: center;
  gap: 1rem; padding-top: 1rem;
  border-top: 1px solid var(--border-soft);
  flex-wrap: wrap;
}
.admin-form .form-actions .right { display: flex; gap: .5rem; margin-left: auto; flex-wrap: wrap; }
.admin-form .inline-check {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .5rem .9rem;
  border: 1px solid var(--border); border-radius: 999px;
  background: var(--bg-elevated);
  cursor: pointer; user-select: none;
}
.admin-form .inline-check:hover { background: var(--border-soft); }
.admin-form .inline-check input[type="checkbox"] { margin: 0; accent-color: var(--primary); }

/* Wider admin-card on content-edit screens */
.admin-card.wide { max-width: none; }

/* -------------------------------------------------------------
   Share button + popover (per-item and site-wide)
------------------------------------------------------------- */
.share-wrap { position: relative; display: inline-block; }
.share-toggle { display: inline-flex; align-items: center; gap: .4rem; }
.share-popover {
  position: absolute; top: calc(100% + .45rem); right: 0;
  min-width: 220px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  padding: .35rem;
  z-index: 30;
  display: flex; flex-direction: column; gap: 2px;
}
.share-align-left .share-popover { right: auto; left: 0; }
.share-popover[hidden] { display: none; }
.share-link {
  display: flex; align-items: center; gap: .65rem;
  padding: .55rem .75rem;
  border-radius: 8px;
  color: var(--text); text-decoration: none;
  background: transparent; border: 0;
  font: inherit; font-size: .92rem;
  cursor: pointer; text-align: left; width: 100%;
  white-space: nowrap;
}
.share-link:hover, .share-link:focus-visible {
  background: var(--border-soft);
  text-decoration: none;
  color: var(--text);
}
.share-link svg { flex-shrink: 0; }

/* -------------------------------------------------------------
   "Past event" banner on resource detail
------------------------------------------------------------- */
.banner {
  padding: .75rem 0;
  font-size: .92rem;
  border-bottom: 1px solid var(--border);
}
.banner.banner-past {
  background: linear-gradient(180deg, rgba(245, 158, 11, .12), rgba(245, 158, 11, .04));
  color: var(--text);
}
.banner.banner-past strong { color: var(--gold-700); }
[data-theme="dark"] .banner.banner-past { background: rgba(245, 158, 11, .14); }
[data-theme="dark"] .banner.banner-past strong { color: var(--gold-400); }
.banner a { font-weight: 600; }

/* -------------------------------------------------------------
   "Test it" button next to URL inputs (admin)
------------------------------------------------------------- */
.test-link {
  display: flex; gap: .5rem; align-items: stretch;
}
.test-link > input[type="url"] { flex: 1; min-width: 0; }
.test-link-btn { white-space: nowrap; }

/* -------------------------------------------------------------
   AI Intake — multi-item review list
------------------------------------------------------------- */
.intake-items { display: grid; gap: .5rem; }
.intake-item {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0;
  transition: border-color var(--transition);
}
.intake-item[open] { border-color: var(--primary); background: var(--surface); }
.intake-item > summary {
  list-style: none;
  cursor: pointer;
  padding: .65rem .85rem;
  display: flex; align-items: center; gap: .6rem;
  font-size: .95rem;
}
.intake-item > summary::-webkit-details-marker { display: none; }
.intake-item > summary::after {
  content: "⌃"; color: var(--text-muted); font-size: .85rem;
  margin-left: .4rem; transition: transform var(--transition);
  display: inline-block; transform: rotate(180deg);
}
.intake-item[open] > summary::after { transform: rotate(0); }
.intake-item-toggle {
  display: inline-flex; align-items: center; padding: 0; margin: 0; cursor: pointer;
}
.intake-item-toggle input { margin: 0; cursor: pointer; }
.intake-item-title {
  font-weight: 600; min-width: 0; overflow: hidden;
  text-overflow: ellipsis; white-space: nowrap;
}
.intake-item-body {
  padding: .25rem .85rem 1rem; display: grid; gap: .65rem;
  border-top: 1px dashed var(--border-soft);
  margin-top: .25rem;
}

.created-list {
  list-style: none; padding: 0; margin: 1rem 0; display: grid; gap: .4rem;
}
.created-list li {
  display: flex; align-items: center; gap: .6rem;
  padding: .55rem .8rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border-soft);
  border-radius: 8px;
}

/* -------------------------------------------------------------
   FAQ page — accordion-style Q&A
------------------------------------------------------------- */
.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: .25rem 1.1rem;
  margin: .5rem 0;
  transition: border-color var(--transition);
}
.faq-item[open] { border-color: var(--primary); }
.faq-item summary {
  cursor: pointer; list-style: none;
  padding: .85rem 0;
  font-weight: 600; font-size: 1rem;
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 1.4rem; font-weight: 400;
  color: var(--text-muted);
  transition: transform var(--transition), color var(--transition);
  flex-shrink: 0;
}
.faq-item[open] summary::after { content: "−"; color: var(--primary); }
.faq-item summary:hover { color: var(--primary); }
.faq-answer { padding: 0 0 1rem; color: var(--text-muted); }

/* -------------------------------------------------------------
   Admin upload widget (featured image, attachment)
------------------------------------------------------------- */
.upload-row {
  display: flex; gap: .5rem; align-items: center; flex-wrap: wrap;
}
.upload-row > input[type="url"] { flex: 1; min-width: 240px; }
.upload-btn {
  position: relative; cursor: pointer; white-space: nowrap;
}
.upload-btn input[type="file"] {
  position: absolute; inset: 0; opacity: 0; cursor: pointer;
}
.upload-preview {
  margin-top: .6rem;
  border: 1px solid var(--border); border-radius: 10px;
  overflow: hidden; background: var(--bg-elevated);
  display: inline-block; max-width: 260px;
}
.upload-preview img { display: block; max-width: 100%; height: auto; }

/* -------------------------------------------------------------
   Newest spotlight (home page — top banner highlighting latest content)
------------------------------------------------------------- */
.spotlight-section { padding: 0 0 .5rem; }
.spotlight {
  display: grid; grid-template-columns: minmax(260px, 420px) 1fr;
  gap: clamp(1rem, 3vw, 2rem);
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: clamp(1rem, 2.5vw, 1.75rem);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.spotlight::before {
  content: ""; position: absolute; top: 0; left: 0; width: 6px; height: 100%;
  background: linear-gradient(180deg, var(--accent), var(--primary));
}
.spotlight-thumb {
  border-radius: 14px; overflow: hidden;
  aspect-ratio: 4/3; background: var(--border-soft);
}
.spotlight-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.spotlight-kicker {
  display: inline-flex; align-items: center; gap: .4rem;
  font-size: .72rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase;
  padding: .28rem .7rem; border-radius: 999px; color: #fff;
  margin-bottom: .75rem;
}
.spotlight-kicker.kicker-news    { background: var(--accent); color: #1a1a1a; }
.spotlight-kicker.kicker-lesson  { background: #0d9488; }
.spotlight h2 {
  font-size: clamp(1.25rem, 2.2vw, 1.75rem);
  line-height: 1.25; margin: 0 0 .5rem;
}
.spotlight h2 a { color: var(--text); text-decoration: none; }
.spotlight h2 a:hover { color: var(--primary); }
.spotlight p.muted { margin: 0 0 1rem; }
.spotlight .spot-meta {
  display: flex; gap: .75rem; font-size: .85rem; color: var(--text-muted);
  margin-bottom: .75rem; flex-wrap: wrap;
}
@media (max-width: 720px) {
  .spotlight { grid-template-columns: 1fr; }
  .spotlight-thumb { aspect-ratio: 16/9; max-width: 100%; }
}

/* -------------------------------------------------------------
   Admin content editor toolbar + live preview
------------------------------------------------------------- */
.editor-toolbar {
  display: flex; flex-wrap: wrap; gap: .3rem;
  padding: .4rem .5rem; margin-bottom: .4rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px 10px 0 0;
  border-bottom: 0;
}
.editor-toolbar .btn { font-size: .78rem; padding: .3rem .6rem; }
#content-editor { border-radius: 0 0 10px 10px; }
.content-preview {
  margin-top: .8rem; padding: 1.25rem 1.4rem;
  background: var(--surface);
  border: 1px solid var(--border); border-radius: 12px;
  max-height: 520px; overflow: auto;
}

/* -------------------------------------------------------------
   Rich content rendering (lessons / news / resource body)
------------------------------------------------------------- */
.rich p          { margin: 0 0 1em; line-height: 1.75; }
.rich h2         { font-size: 1.35rem; margin: 1.6em 0 .4em; }
.rich h3         { font-size: 1.1rem;  margin: 1.3em 0 .4em; }
.rich ul, .rich ol { margin: 0 0 1em 1.4em; padding: 0; }
.rich li         { margin: .25em 0; line-height: 1.7; }
.rich a          { color: var(--primary); text-decoration: underline; }
.rich a:hover    { color: var(--primary-hover); }
.rich strong     { color: var(--text); }
.rich img        { max-width: 100%; height: auto; border-radius: 10px; margin: 1em 0; display: block; }
.rich hr         { border: 0; border-top: 1px solid var(--border); margin: 1.5em 0; }
.rich blockquote {
  margin: 1em 0; padding: .5em 1em;
  border-left: 4px solid var(--accent);
  background: var(--bg-elevated); border-radius: 0 8px 8px 0;
  color: var(--text-muted); font-style: italic;
}
.rich code {
  background: var(--bg-elevated); border: 1px solid var(--border);
  padding: .1em .35em; border-radius: 4px; font-size: .9em;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.rich pre {
  background: var(--bg-elevated); border: 1px solid var(--border);
  padding: 1em; border-radius: 8px; overflow: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .9em; line-height: 1.5;
}
.rich iframe, .rich video {
  width: 100%; aspect-ratio: 16/9; height: auto; border: 0; border-radius: 10px; margin: 1em 0;
}

/* -------------------------------------------------------------
   Bottom-of-post LinkedIn share CTA (news + lesson detail)
------------------------------------------------------------- */
.post-share-cta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin: 2rem 0 1rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: linear-gradient(180deg, var(--bg-elevated), var(--surface));
  flex-wrap: wrap;
}
.btn-li {
  background: #0a66c2;
  color: #fff;
  border: 1px solid #0a66c2;
  display: inline-flex; align-items: center; gap: .5rem;
}
.btn-li:hover { background: #0853a1; color: #fff; text-decoration: none; }

/* -------------------------------------------------------------
   Teach Me lesson template (.teachme-ai wrapper)
------------------------------------------------------------- */
.teachme-ai {
  line-height: 1.75;
  max-width: 900px;
  margin: 0 auto;
  color: var(--text);
}
.teachme-ai h1 { font-size: 2.2em; margin: 0 0 12px; line-height: 1.2; }
.teachme-ai h2 {
  font-size: 1.45em; margin: 2rem 0 .85rem;
  padding-bottom: .5rem;
  border-bottom: 2px solid var(--border);
  line-height: 1.3;
}
.teachme-ai h3 { font-size: 1.15em; margin: 1.5rem 0 .5rem; }
.teachme-ai p  { margin: 0 0 1.1rem; }
.teachme-ai ul,
.teachme-ai ol { margin: 0 0 1.25rem 1.5rem; padding: 0; }
.teachme-ai li { margin-bottom: .5rem; }
.teachme-ai a  { color: var(--primary); }

.teachme-ai .summary-box,
.teachme-ai .formula-box,
.teachme-ai .example-box,
.teachme-ai .callout-box,
.teachme-ai .final-box {
  background: rgba(127, 127, 127, .08);
  border: 1px solid var(--border-soft);
  border-left-width: 5px;
  border-radius: 8px;
  padding: 1rem 1.1rem;
  margin: 1.1rem 0 1.5rem;
}
.teachme-ai .summary-box { border-left-color: #0ea5e9; }
.teachme-ai .formula-box { border-left-color: #3b82f6; font-weight: 700; }
.teachme-ai .example-box { border-left-color: #9ca3af; }
.teachme-ai .callout-box { border-left-color: var(--gold-500); }
.teachme-ai .final-box   { border-left-color: #22c55e; }

.teachme-ai .prompt-box {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-left: 5px solid #3b82f6;
  border-radius: 8px;
  padding: 1.1rem;
  margin: 1rem 0 1.6rem;
  position: relative;
}
.teachme-ai .prompt-label {
  display: block; font-weight: 700; color: var(--text);
  margin-bottom: .65rem; font-size: 1em;
}
.teachme-ai .prompt-text {
  white-space: pre-wrap;
  word-wrap: break-word;
  font-family: Consolas, Monaco, "SFMono-Regular", ui-monospace, monospace;
  font-size: .95em;
  line-height: 1.65;
  color: var(--text);
  padding-right: 92px;
}
.teachme-ai .copy-btn {
  position: absolute;
  top: 14px; right: 14px;
  background: #2563eb; color: #fff;
  border: 0; border-radius: 6px;
  padding: .45rem .85rem;
  font-size: .75rem; font-weight: 700;
  cursor: pointer;
  transition: background var(--transition);
}
.teachme-ai .copy-btn:hover { background: #1d4ed8; }
.teachme-ai .copy-btn:focus { outline: 2px solid #93c5fd; outline-offset: 2px; }
.teachme-ai .copy-btn.is-copied { background: #059669; }

@media (max-width: 720px) {
  .teachme-ai h1 { font-size: 1.8em; }
  .teachme-ai h2 { font-size: 1.25em; }
  .teachme-ai .prompt-text { padding-right: 0; margin-top: 2.5rem; font-size: .9em; }
  .teachme-ai .copy-btn { top: 10px; right: 10px; padding: .4rem .8rem; }
}

.attachment-list {
  list-style: none; padding: 0; margin: .75rem 0 2rem; display: grid; gap: .5rem;
}
.attachment-list li a {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .65rem .9rem; border: 1px solid var(--border); border-radius: 10px;
  background: var(--surface); color: var(--text); font-weight: 600; text-decoration: none;
  transition: border-color var(--transition), background var(--transition);
}
.attachment-list li a:hover { border-color: var(--primary); background: var(--bg-elevated); }
.attachment-list li a svg { color: var(--primary); flex-shrink: 0; }

/* -------------------------------------------------------------
   About page — two-column intro with the brand logo on the left
------------------------------------------------------------- */
.about-intro {
  display: grid;
  grid-template-columns: minmax(220px, 300px) minmax(0, 700px);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
  padding-bottom: 2rem;
}
.about-intro-logo {
  position: sticky;
  top: 90px;
  display: flex; justify-content: center; align-items: flex-start;
}
.about-intro-logo img {
  width: 100%;
  max-width: 280px;
  height: auto;
  display: block;
  filter: drop-shadow(0 24px 48px rgba(30, 58, 138, .35));
  animation: logo-float 6s ease-in-out infinite;
}
@keyframes logo-float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-6px); }
}
@media (prefers-reduced-motion: reduce) {
  .about-intro-logo img { animation: none; }
}
.about-intro-content { min-width: 0; }
@media (max-width: 820px) {
  .about-intro {
    grid-template-columns: 1fr;
    text-align: left;
  }
  .about-intro-logo {
    position: static;
    margin-bottom: .5rem;
  }
  .about-intro-logo img {
    max-width: 180px;
    margin: 0 auto;
  }
}

/* -------------------------------------------------------------
   Sponsor page — pitch cards + form
------------------------------------------------------------- */
.sponsor-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}
.sponsor-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.25rem;
}
.sponsor-card h3 {
  font-size: .82rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-muted);
  margin: 0 0 .75rem;
}
.sponsor-card ul { padding-left: 1.2rem; margin: 0; }
.sponsor-card li { margin-bottom: .4rem; line-height: 1.55; }

/* -------------------------------------------------------------
   Support EDUAIATLAS section on About page
------------------------------------------------------------- */
.support-section { padding: clamp(1.5rem, 4vw, 3rem) 0 0; }
.support-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: clamp(1.25rem, 2.5vw, 1.75rem);
}
.support-head h2 {
  margin: 0 0 .35rem;
  font-size: clamp(1.25rem, 2.2vw, 1.55rem);
}
.support-head h2::after {
  content: ""; display: block; width: 40px; height: 3px;
  background: var(--accent); border-radius: 3px; margin-top: .55rem;
}
.support-head p { color: var(--text-muted); margin: 0 0 1.25rem; }
.support-grid {
  display: grid; gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.support-tile {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.1rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--bg-elevated);
  color: var(--text);
  text-decoration: none;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.support-tile:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  text-decoration: none;
}
.support-tile-soon { opacity: .65; cursor: default; }
.support-tile-soon:hover { transform: none; border-color: var(--border); box-shadow: none; }
.support-icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  display: grid; place-items: center;
  font-size: 1.8rem;
  background: linear-gradient(135deg, var(--blue-100), var(--gold-100));
}
.support-sponsor .support-icon {
  background: linear-gradient(135deg, var(--blue-900), var(--blue-700));
  color: var(--gold-400);
}
.support-coffee .support-icon {
  background: linear-gradient(135deg, var(--gold-300), var(--gold-500));
  color: #1a1a1a;
}
.support-body { display: flex; flex-direction: column; gap: .25rem; min-width: 0; }
.support-label {
  font-size: .72rem; text-transform: uppercase; letter-spacing: .08em;
  color: var(--text-muted); font-weight: 700;
}
.support-title { font-weight: 700; font-size: 1.1rem; color: var(--text); }
.support-text { color: var(--text-muted); font-size: .92rem; line-height: 1.5; }
.support-cta {
  font-weight: 600; color: var(--primary); font-size: .9rem;
  margin-top: .35rem;
}

/* -------------------------------------------------------------
   "Let's connect" section on the About page
------------------------------------------------------------- */
.connect-section {
  padding: clamp(1.5rem, 4vw, 3rem) 0;
}
.connect-card {
  position: relative;
  border-radius: 20px;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  color: #fff;
  background:
    radial-gradient(900px 400px at 100% 0%, rgba(245,158,11,.22), transparent 60%),
    radial-gradient(700px 400px at 0% 100%, rgba(147,197,253,.18), transparent 60%),
    linear-gradient(135deg, var(--blue-900) 0%, var(--blue-950) 100%);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}
.connect-card::before {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,.06) 1px, transparent 0);
  background-size: 22px 22px;
  pointer-events: none; opacity: .6;
}
.connect-head {
  position: relative; max-width: 640px; margin-bottom: 1.5rem;
}
.connect-head h2 {
  color: #fff; margin: 0 0 .4rem;
  font-size: clamp(1.4rem, 2.6vw, 2rem); letter-spacing: -.01em;
}
.connect-head h2::after {
  content: ""; display: block; width: 40px; height: 3px;
  background: var(--gold-500); border-radius: 3px; margin-top: .55rem;
}
.connect-head p { color: #cbd8f5; margin: 0; }
.connect-head p strong { color: #fff; }

.connect-grid {
  position: relative;
  display: grid; gap: .75rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.connect-link {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.1rem;
  border-radius: 14px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  color: #fff; text-decoration: none;
  transition: transform var(--transition), background var(--transition), border-color var(--transition);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}
.connect-link:hover {
  transform: translateY(-2px);
  background: rgba(255,255,255,.12);
  border-color: rgba(255,255,255,.25);
  text-decoration: none;
}
.connect-icon {
  display: inline-grid; place-items: center;
  width: 44px; height: 44px; border-radius: 12px;
  background: rgba(255,255,255,.12); color: #fff;
}
.connect-linkedin .connect-icon { background: #0a66c2; }
.connect-fullerton .connect-icon { background: var(--gold-500); color: #1a1a1a; }
.connect-email .connect-icon { background: rgba(255,255,255,.16); }

.connect-body { display: flex; flex-direction: column; min-width: 0; }
.connect-label {
  font-size: .72rem; text-transform: uppercase; letter-spacing: .08em;
  color: #cbd8f5; font-weight: 700;
}
.connect-text {
  font-weight: 600; color: #fff; margin-top: .15rem;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.connect-arrow {
  color: var(--gold-400); font-weight: 700; font-size: 1.1rem;
  transition: transform var(--transition);
}
.connect-link:hover .connect-arrow { transform: translateX(3px); }

/* Disclaimer block at very bottom of About */
.disclaimer-section {
  padding: 2rem 0 3rem;
  color: var(--text-muted);
  font-size: .78rem; line-height: 1.65;
}
.disclaimer-section h3 {
  color: var(--text-muted);
  font-size: .72rem; text-transform: uppercase; letter-spacing: .1em;
  margin: 0 0 .6rem; font-weight: 700;
}
.disclaimer-section p {
  margin: 0 0 .75rem;
}

/* --- Forms ------------------------------------------------ */
.form {
  display: grid; gap: 1rem;
  background: var(--surface); border: 1px solid var(--border);
  padding: 1.5rem; border-radius: var(--radius); max-width: 680px;
}
.form label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: .3rem; }
.form input[type="text"], .form input[type="email"], .form input[type="url"], .form input[type="password"], .form input[type="tel"], .form input[type="date"],
.form select, .form textarea {
  width: 100%; padding: .65rem .85rem; border-radius: 10px; border: 1px solid var(--border);
  background: var(--bg-elevated); color: var(--text); font-size: 1rem; font-family: inherit;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form textarea { min-height: 140px; resize: vertical; }
.form input:focus, .form select:focus, .form textarea:focus {
  outline: none; border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(30, 58, 138, .18);                /* Safari < 16.2 fallback */
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--primary) 18%, transparent);
}
.form .honeypot { position: absolute; left: -10000px; opacity: 0; }
.form .form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 600px) { .form .form-row-2 { grid-template-columns: 1fr; } }
.form .checkbox-row { display: flex; align-items: center; gap: .5rem; }
.form .helper { font-size: .82rem; color: var(--text-muted); }
.alert {
  padding: .75rem 1rem; border-radius: 10px; border: 1px solid;
  font-size: .92rem;
}
.alert-success { background: #ecfdf5; color: #065f46; border-color: #a7f3d0; }
.alert-error   { background: #fef2f2; color: #991b1b; border-color: #fecaca; }
.alert-info    { background: #eff6ff; color: #1e3a8a; border-color: #bfdbfe; }
[data-theme="dark"] .alert-success { background: #052e26; color: #6ee7b7; border-color: #047857; }
[data-theme="dark"] .alert-error   { background: #3f0f0f; color: #fca5a5; border-color: #991b1b; }
[data-theme="dark"] .alert-info    { background: #0f1e3f; color: #bfdbfe; border-color: #1e40af; }

/* --- Footer ------------------------------------------------ */
.site-footer {
  margin-top: 4rem; padding: 3rem 0 1.25rem;
  background: var(--blue-950); color: #cbd5e1;
}
.site-footer .footer-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem; padding-bottom: 2rem;
  border-bottom: 1px solid #1e293b;
}
@media (max-width: 480px) { .site-footer .footer-row { grid-template-columns: 1fr; } }
.footer-brand { color: #fff; font-weight: 800; letter-spacing: .02em; font-size: 1.1rem; margin-bottom: .25rem; }
.footer-brand span { color: var(--gold-400); }
.footer-tag { color: #94a3b8; font-size: .88rem; margin: 0; }
.site-footer h4 { color: #fff; font-size: .88rem; text-transform: uppercase; letter-spacing: .08em; margin: 0 0 .5rem; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin: .3rem 0; }
.site-footer a { color: #cbd5e1; }
.site-footer a:hover { color: #fff; }
.footer-legal { padding-top: 1rem; color: #94a3b8; }
.site-footer .btn-ghost {
  color: #fff;
  border-color: rgba(255,255,255,.25);
  background: rgba(255,255,255,.06);
}
.site-footer .btn-ghost:hover {
  background: rgba(255,255,255,.14);
  border-color: rgba(255,255,255,.4);
  color: #fff;
}
.site-footer .share-link { color: var(--text); }
.site-footer .share-link:hover { color: var(--text); }

/* --- Admin ------------------------------------------------- */
.admin-shell {
  display: grid; grid-template-columns: 240px minmax(0, 1fr); min-height: 100vh;
}
@media (max-width: 820px) { .admin-shell { grid-template-columns: 1fr; } }
.admin-side {
  background: var(--blue-900); color: #fff;
  padding: 1.25rem; position: sticky; top: 0; height: 100vh; overflow: auto;
}
@media (max-width: 820px) { .admin-side { position: static; height: auto; } }
.admin-side .admin-brand { color: #fff; font-weight: 800; margin-bottom: 1.5rem; display: block; font-size: 1.05rem; }
.admin-side .admin-brand span { color: var(--gold-400); }
.admin-side nav a {
  display: flex; align-items: center; gap: .5rem;
  padding: .55rem .75rem; margin-bottom: .15rem;
  color: #cbd5e1; border-radius: 8px; font-size: .95rem;
}
.admin-side nav a:hover, .admin-side nav a.is-active { background: rgba(255,255,255,.09); color: #fff; text-decoration: none; }
.admin-side .admin-foot { position: absolute; bottom: 1rem; left: 1rem; right: 1rem; font-size: .82rem; color: #94a3b8; }
@media (max-width: 820px) { .admin-side .admin-foot { position: static; margin-top: 1rem; } }

.admin-main { padding: 1.75rem; min-width: 0; }
.admin-main h1 { font-size: 1.4rem; margin: 0 0 1.25rem; }
.admin-toolbar {
  display: flex; gap: .75rem; flex-wrap: wrap; align-items: center; margin-bottom: 1rem;
}
.admin-toolbar input[type="search"], .admin-toolbar select {
  padding: .5rem .75rem; border-radius: 10px; border: 1px solid var(--border); background: var(--bg-elevated); color: var(--text);
}
.admin-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.25rem; margin-bottom: 1rem;
}
.admin-table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.admin-table th, .admin-table td { text-align: left; padding: .7rem .6rem; border-bottom: 1px solid var(--border-soft); vertical-align: middle; }
.admin-table th { font-weight: 700; color: var(--text-muted); font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; background: var(--bg); position: sticky; top: 0; }
.admin-table tr:hover td { background: var(--bg); }
.admin-table .row-actions { display: flex; gap: .35rem; flex-wrap: wrap; }

.tag { display: inline-block; padding: .18rem .5rem; border-radius: 999px; font-size: .72rem; font-weight: 700; }
.tag-yes { background: #dcfce7; color: #166534; }
.tag-no  { background: #f1f5f9; color: var(--text-muted); }
.tag-pending { background: #fef3c7; color: #92400e; }
.tag-approved { background: #dcfce7; color: #166534; }
.tag-rejected { background: #fee2e2; color: #991b1b; }
[data-theme="dark"] .tag-yes { background: #065f46; color: #d1fae5; }
[data-theme="dark"] .tag-no  { background: #1e293b; color: #cbd5e1; }

.admin-kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px,1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.kpi {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem;
}
.kpi .label { font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; color: var(--text-muted); }
.kpi .value { font-size: 1.6rem; font-weight: 800; margin-top: .2rem; }

/* Login card */
.login-wrap {
  min-height: 100vh; display: grid; place-items: center;
  background: radial-gradient(900px 500px at 85% -10%, rgba(245,158,11,.15), transparent 60%),
              radial-gradient(900px 500px at -10% 10%, rgba(30,58,138,.25), transparent 60%),
              var(--bg);
  padding: 1.5rem;
}
.login-card {
  width: 100%; max-width: 420px; background: var(--surface);
  border: 1px solid var(--border); border-radius: 18px;
  padding: 2rem; box-shadow: var(--shadow-md);
}
.login-card h1 { font-size: 1.4rem; margin: 0 0 1rem; }
.login-card .brand { justify-content: center; margin: 0 auto 1rem; }

/* Utility */
.mt-2 { margin-top: 2rem; }
.mb-2 { margin-bottom: 2rem; }
.flex { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; }
.right { margin-left: auto; }